[PING] Re: [PATCH] Fix dwarf2 unwinding through futex functions
Andi Kleen
andi@firstfloor.org
Thu Sep 26 02:42:00 GMT 2013
Andi Kleen <andi@firstfloor.org> writes:
> From: Andi Kleen <ak@linux.intel.com>
>
> When profiling programs with lock problems with perf record -g dwarf, libunwind
> can currently not backtrace through the futex and unlock functions in pthread.
> This is because they use out of line sections, and those are not correctly
> described in dwarf2 (I believe needs dwarf3 or 4).
Ping! Could someone please review/approve this fix.
Thanks,
-Andi
--
ak@linux.intel.com -- Speaking for myself only
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